.eslintrc.js

module.exports = {
  parser: '@typescript-eslint/parser',
  parserOptions: {
    project: 'tsconfig.json',
    tsconfigRootDir: __dirname,
    sourceType: 'module',
  },
  plugins: ['@typescript-eslint/eslint-plugin', '@stylistic'],
  extends: [
    'plugin:@typescript-eslint/recommended',
    'plugin:@typescript-eslint/recommended-requiring-type-checking',
    'plugin:prettier/recommended',
    'plugin:sonarjs/recommended',
    'plugin:import/recommended',
    'plugin:import/typescript',
  ],
  settings: {
    'import/resolver': {
      typescript: {
        alwaysTryTypes: true,
        project: ['tsconfig.json', 'apps/*/tsconfig.app.json', 'libs/*/tsconfig.app.json'],
      },
      node: {
        project: ['tsconfig.json', 'apps/*/tsconfig.app.json', 'libs/*/tsconfig.app.json'],
      },
    },
  },
  root: true,
  env: {
    node: true,
    jest: true,
  },
  ignorePatterns: ['.eslintrc.js'],
  rules: {
    // TS rules
    '@typescript-eslint/interface-name-prefix': 'off',
    '@typescript-eslint/explicit-function-return-type': 'off',
    '@typescript-eslint/explicit-module-boundary-types': 'off',
    '@typescript-eslint/no-explicit-any': 'off',
    '@typescript-eslint/prefer-for-of': 'error',
    '@typescript-eslint/prefer-nullish-coalescing': 'error',
    '@typescript-eslint/prefer-optional-chain': 'error',
    '@typescript-eslint/prefer-readonly': 'error',
    '@typescript-eslint/prefer-includes': 'error',
    '@typescript-eslint/prefer-string-starts-ends-with': 'error',
    '@typescript-eslint/switch-exhaustiveness-check': 'error',
    // SonarJS rules
    'sonarjs/no-nested-template-literals': 'warn',
    // Quotes
    quotes: 'off',
    '@typescript-eslint/quotes': ['error', 'single', { avoidEscape: true, allowTemplateLiterals: false }],
    // Code Style
    '@typescript-eslint/naming-convention': [
      'error',
      {
        selector: 'enumMember',
        format: null,
      },
    ],
    '@typescript-eslint/member-ordering': [
      'error',
      {
        default: [
          // Index signature
          // No accessibility for index signature. See above.

          // Fields
          'public-field', // = ["public-static-field", "public-instance-field"]
          'protected-field', // = ["protected-static-field", "protected-instance-field"]
          'private-field', // = ["private-static-field", "private-instance-field"]

          // Constructors
          // Only the accessibility of constructors is configurable. See below.

          // Methods
          'public-method', // = ["public-static-method", "public-instance-method"]
          'protected-method', // = ["protected-static-method", "protected-instance-method"]
          'private-method', // = ["private-static-method", "private-instance-method"]
        ],
      },
    ],
    '@stylistic/indent': ['error', 2],
    'prettier/prettier': ['error'],
    // ESLint rules
    'no-process-env': 'error',
    curly: ['error', 'all'],
    'prefer-object-spread': 'error',
    'object-shorthand': ['error', 'properties'],
    'no-param-reassign': 'error',
    'no-implicit-coercion': 'error',
    'no-lonely-if': 'error',
    'no-negated-condition': 'error',
    'no-throw-literal': 'error',
    'no-nested-ternary': 'error',
    'no-confusing-arrow': 'warn',
    radix: 'error',
    'max-depth': ['error', 3],
    // enforces return await
    'no-return-await': 'off',
    '@typescript-eslint/return-await': ['error', 'always'],
    '@typescript-eslint/no-unsafe-argument': 'off',
    '@typescript-eslint/no-unsafe-assignment': 'off',
    '@typescript-eslint/no-unsafe-call': 'off',
    '@typescript-eslint/no-unsafe-declaration-merging': 'off',
    '@typescript-eslint/no-unsafe-member-access': 'off',
    '@typescript-eslint/no-unsafe-return': 'off',
    '@typescript-eslint/restrict-template-expressions': 'off',
  },
};